<!DOCTYPE html>
<html xmlns:th="http://www.thymeleaf.org">
<head>
    <meta charset="UTF-8">
    <title>welcome</title>
</head>
<body>
<h2 style="color: green">欢迎到此一游!</h2>
<h3 th:text="${rs}"></h3>
</body>
</html>